Re: [PATCH v2] ssh dump: install random-seed from a new location

[Dave Young]

On Fri, Jan 03, 2014 at 03:38:21PM +0800, WANG Chao wrote:
>  In ssh dump, we use random-seed to feed /dev/urandom. In later
> release
>  of systemd[1], random-seed is moved from /var/lib/random-seed to
>  /var/lib/systemd/random-seed. We need to adapt the change and also keep
>  backward compatibility with older systemd.
>  
>  [1]:
> http://cgit.freedesktop.org/systemd/systemd/commit/?id=ef5bfcf668e6029faa...
Is this Fedora only? Maybe it's good to optionally install the seeds.

>  
>  Signed-off-by: WANG Chao <chaowang(a)redhat.com&gt;
>  ---
>   dracut-kdump.sh        | 7 ++++++-
>   dracut-module-setup.sh | 2 +-
>   2 files changed, 7 insertions(+), 2 deletions(-)
>  
>  diff --git a/dracut-kdump.sh b/dracut-kdump.sh
>  index 4d8616f..a7672e1 100755
>  --- a/dracut-kdump.sh
>  +++ b/dracut-kdump.sh
>  @@ -146,7 +146,12 @@ dump_ssh()
>   
>       echo "kdump: saving to $_host:$_dir"
>   
>  -    cat /var/lib/random-seed > /dev/urandom
>  +    if [ -f /var/lib/random-seed ]; then
>  +        cat /var/lib/random-seed > /dev/urandom
>  +    elif [ -f /var/lib/systemd/random-seed ]; then
>  +        cat /var/lib/systemd/random-seed > /dev/urandom
>  +    fi
>  +
>       ssh -q $_opt $_host mkdir -p $_dir || return 1
>   
>       save_vmcore_dmesg_ssh ${DMESG_COLLECTOR} ${_dir} "${_opt}" $_host
>  diff --git a/dracut-module-setup.sh b/dracut-module-setup.sh
>  index c013430..5785820 100755
>  --- a/dracut-module-setup.sh
>  +++ b/dracut-module-setup.sh
>  @@ -398,7 +398,7 @@ install() {
>       >"$initdir/lib/dracut/no-emergency-shell"
>   
>       if is_ssh_dump_target; then
>  -        dracut_install /var/lib/random-seed || exit $?
>  +        dracut_install -o /var/lib/random-seed /var/lib/systemd/random-seed
>       fi
>       dracut_install -o /etc/adjtime /etc/localtime
>       inst "$moddir/monitor_dd_progress"
> "/kdumpscripts/monitor_dd_progress"
>  -- 
>  1.8.4.2
>